Base | Representation |
---|---|
bin | 1110101111101101… |
… | …10111000100101010 |
3 | 202102201012022222012 |
4 | 13113312313010222 |
5 | 112203102400330 |
6 | 3345312555522 |
7 | 400114500263 |
oct | 72766670452 |
9 | 22381168865 |
10 | 7916450090 |
11 | 33a26a213a |
12 | 164b252ba2 |
13 | 99213bcc3 |
14 | 55155996a |
15 | 314ee4c95 |
hex | 1d7db712a |
7916450090 has 8 divisors (see below), whose sum is σ = 14249610180. Its totient is φ = 3166580032.
The previous prime is 7916450089. The next prime is 7916450137. The reversal of 7916450090 is 900546197.
It can be written as a sum of positive squares in 2 ways, for example, as 7490729401 + 425720689 = 86549^2 + 20633^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×79164500902 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395822495 + ... + 395822514.
Almost surely, 27916450090 is an apocalyptic number.
7916450090 is a deficient number, since it is larger than the sum of its proper divisors (6333160090).
7916450090 is a wasteful number, since it uses less digits than its factorization.
7916450090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 791645016.
The product of its (nonzero) digits is 68040, while the sum is 41.
The square root of 7916450090 is about 88974.4350361383. The cubic root of 7916450090 is about 1993.0131277308.
The spelling of 7916450090 in words is "seven billion, nine hundred sixteen million, four hundred fifty thousand, ninety".
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